.nav div
{
    width:20px;
    height:35px;
}
.nav .r
{
    float:right;
    background:url("image/nav.png") 20px 0;
}
.nav .l
{
    float:left;
    background:url("image/nav.png");
}
.nav .tab
{
    list-style:none;
    margin:0 0 0 15px;
    padding:0;
    padding-top: 8px;
    width: 98%;
    height: 27px;
    background:url("image/nav_line.png");
}
.nav .tab li
{
    background:url("image/tab.png");
    display:inline-block;
    width:95px;
    height:27px;
    float:left;
    line-height:32px;
    font-size:11px;
    text-align:center;
    vertical-align:middle;
    margin-right:5px;
    cursor:pointer;
    color:#717171;
}
.nav .tab li.selected,.nav .tab li:hover
{
    background:url("image/tab.png") 0 30px;
    color:#FFF;
}
.content
{
    width:100%;
    word-wrap:break-word;
    border-top:2px solid #49e35d;
}